Mersen FR22UD69V63T / K093803 High-Speed Cylindrical Fuse, 63 A, 690 V AC
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The Mersen FR22UD69V63T is a Protistor® size 22x58 aR high-speed cylindrical fuse-link designed for semiconductor protection. FR22UD69V63T is the Catalog number, and K093803 is the manufacturer Reference number. This 63 A, 690 V AC (IEC) variant is supplied with a trip-indicator.
| Catalog number | FR22UD69V63T |
| Reference number | K093803 |
| Rated Voltage AC (IEC) | 690 V |
| Rated Current | 63 A |
| Speed / Characteristic | aR |
| Size | 22x58 |
| Pre-arcing I²t | 350 A²s |
| Clearing I²t at Rated Voltage | 1850 A²s |
| Rated Breaking Capacity AC | 100 kA |
| Power Dissipation at In | 16 W |
| Configuration | With trip-indicator |
Typical applications include protection of small inverters, UPS systems, variable speed drives, and similar equipment rated 700 V or less.
Apexon Supply provides B2B sourcing, replacement sourcing, and technical alignment support for Mersen FR22UD69V63T / K093803 and related circuit protection components.
Send Catalog number FR22UD69V63T or Reference number K093803, required quantity, and application requirements for RFQ support. Most qualified RFQs receive a response or quote within 12 hours.
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